Add id to EE MR state widget

What does this MR do and why?

Add id to EE MR state widget

• Added to CE via !124383 (merged)
• So that it can be linked to

Changelog: added EE: true

Screenshots or screen recordings

Screenshots are required for UI changes, and strongly recommended for all other merge requests.

Before	After

How to set up and validate locally

1. Visit any MR
2. Add #widget-state to the end of the URL
3. You are taken to the merge request state widget

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.